Proto-IE: *(s)krey-
Meaning: to move, to shake, to fly around
Germanic: *skrī-d-a- vb.
Latin: crīsō(/crissō), -āvī, -āre 'in coitu apte se movere (de mulieribus)'
Celtic: MIr crith 'Zittern, Fieber', Bret skrija 'vor Furcht zittern'
Russ. meaning: двигаться (по кругу), летать
References: WP II 568 f
piet-meaning,piet-slav,piet-balt,piet-germ,piet-lat,piet-celt,piet-rusmean,piet-refer,